docs: simplify escape parameter types

Signed-off-by: memleakd <121398829+memleakd@users.noreply.github.com>

Author: memleakd

system/Database/BaseConnection.php

@@ -1759,7 +1759,7 @@ abstract public function affectedRows(): int;
      * Escapes data based on type.
      * Sets boolean and null types
      *
-     * @param array|BackedEnum|bool|float|int|object|string|null $str
+     * @param mixed $str
      *
      * @return ($str is array ? array : float|int|string)
      */

system/Database/ConnectionInterface.php

@@ -13,8 +13,6 @@
 
 namespace CodeIgniter\Database;
 
-use BackedEnum;
-
 /**
  * @template TConnection
  * @template TResult
@@ -181,7 +179,7 @@ public function getLastQuery();
      * Escapes data based on type.
      * Sets boolean and null types.
      *
-     * @param array|BackedEnum|bool|float|int|object|string|null $str
+     * @param mixed $str
      *
      * @return ($str is array ? array : float|int|string)
      */

system/Database/Postgre/Connection.php

@@ -355,7 +355,7 @@ public function affectedRows(): int
      *
      * Escapes data based on type
      *
-     * @param array|BackedEnum|bool|float|int|object|string|null $str
+     * @param mixed $str
      *
      * @return ($str is array ? array : float|int|string)
      */